Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
Excelsior's transition into April is marked by a temperature shift, moving from a frosty 45.1°F (7.3°C) in March to a moderate 57.2°F (14°C). In April, the average low-temperature records at a wintry 39.6°F (4.2°C) during the nights.Humidity
The months with the lowest humidity in Excelsior are March and April, with an average relative humidity of 77%.Rainfall
In Excelsior, in April, it is raining for 14.4 days, with typically 1.69" (43mm) of accumulated precipitation. In Excelsior, during the entire year, the rain falls for 129.2 days and collects up to 16.42" (417mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Excelsior, in April, snow falls for 0.6 days, with typically accumulated 0.16" (4mm) of snow. Throughout the year, there are 28.6 snowfall days, and 9.37" (238mm) of snow is accumulated.Daylight
In Excelsior, the average length of the day in April is 13h and 20min.On the first day of April in Excelsior, sunrise is at 6:48 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:01 pm EDT.
Sunshine
In Excelsior, the average sunshine in April is 7.8h.UV index
The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index of 3 during April translates into these guidelines:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in Excelsior?
What are the least humid months?
What is the average humidity in April?
How many days does it rain in April?
How much does it snow in April?
How many hours of daylight does Excelsior have in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Excelsior have in April?
How high is the UV index in April?
Average temperature in April
Excelsior, PA
- Average high temperature in April: 57.2°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in April: 39.6°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in April
Excelsior, PA
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Excelsior, PA
- Average wind speed in April: 8.3mph
The windiest months (with the highest average wind speed) are March and April (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in April
Excelsior, PA
- Average humidity in April: 77%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are March and April (77%).
Average rainfall in April
Excelsior, PA
- Average rainfall in April: 1.69"
The wettest months (with the highest rainfall) are May and July (1.97").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in April
Excelsior, PA
- Average rainfall days in April: 14.4 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in April
Excelsior, PA
- Average snowfall in April: 0.16"
The month with the highest snowfall is February (2.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Excelsior, PA
- Average snowfall days in April: 0.6 days
The month with the highest number of snowfall days is January (8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Excelsior, PA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days in April
Excelsior, PA
- Average sunshine days in April: 13.8 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (12.5 days).
Average UV index in April
Excelsior, PA
- Average UV index in April: 3
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Excelsior, PA
- Average cloud cover in April: 48
The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in April
Excelsior, PA
- Average visibility in April: 6mi
The months with the highest visibility are March, April, November and December (6mi).
The months with the lowest visibility are January, February, May, June, July, August, September and October (5mi).
Excelsior, Pennsylvania, USA
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